Software Engineer jobs

ソフトウェアエンジニアとして、技術革新を推進するプロジェクトに参加し、高品質なシステムやアプリケーションの設計・開発を担当します。テクノロジー分野での専門知識を活かし、効率的で革新的なソリューションを提供していただきます。

本ポジションは、AIプロダクトの品質保証をエンジニアリング観点からリードし、テスト自動化やQAプロセスの高度化を推進する役割です。

生成AIやAgent AIを活用しながら、開発スピードと品質の両立を実現する仕組みづくりを担います。

本ポジションでは、JavaScript/TypeScriptを中心にフルスタックでWebアプリケーションの開発を担当いただきます。設計から運用まで一貫して関与し、グローバルチームと連携しながら高品質なプロダクト開発に貢献いただきます。

Join the well-built security team to develop the PKI software with the best talents.

This role involves designing, building, and maintaining scalable cloud infrastructure while improving system reliability and deployment efficiency. You will collaborate with cross-functional teams to develop and operate high-performance systems using cloud platforms and modern DevOps practices.

Join an innovative team as a Software Engineer/Data Engineer, where you will design and implement data solutions to support technological advancements in the Technology & Telecoms industry. This position, based in Tokyo, offers an exciting opportunity to work on cutting-edge projects in a collaborative environment.

Join a global engineering team to build modern, scalable web applications using React and TypeScript. This role offers an English-first working environment where Japanese is only required at a basic conversational level.

This role focuses on building and evolving the core systems that support investment strategies. You will work hands-on with Java and Python in close collaboration with investment and trading professionals.

「記憶のプラットフォーム 」の成長を技術面から牽引するSenior Software Engineerとして、複雑性の高いアプリケーションやシステムの設計・開発・レビューを担うポジションです。

テックリードとして、技術負債の解消、アーキテクチャ改善、開発生産性向上、チーム全体の技術力向上までリードします

Design, build, and maintain scalable full-stack applications while ensuring high code quality, robust architecture, and adherence to modern development best practices. Lead technical initiatives, contribute to system design, and drive Agile delivery across cloud-native and event-driven environments.

Software Engineer specializing in payment platforms, responsible for designing, developing, and maintaining secure, scalable Java-based payment APIs and microservices. Collaborates with cross-functional teams to deliver high-performance payment solutions, optimize system architecture, and ensure reliability, security, and business alignment.

This role is a Senior Full‑Stack Software Engineer position focused on building and maintaining enterprise‑scale internal applications using Python and modern JavaScript frameworks in a fully remote, agile environment. It offers long‑term stability, international collaboration, and strong potential for permanent conversion, with meaningful ownership over end‑to‑end technical solutions.

We are seeking an experienced Software QA Engineer to drive quality across distributed systems by designing comprehensive test strategies and implementing robust automation frameworks. The role involves end-to-end testing, defect management, and CI/CD integration, ensuring high product reliability in an Agile environment.